Linux network namespaces sheet

gistfile1.txt

# List all namespace, except for the default/global one.
ip netns

# Same as above, list all namespaces.
ip netns list

# Execute command inside a specific namespace                                    
ip netns exec <namespace_name> <command>

# Sets specified interface in the specified namespace 
ip link set <interface> netns <namespace>

# Bring interface up               
ip link set <interface> up       

# Add veth pair                         
ip link add type veth

# Add veth pair by specifying the name for each peer
ip link add <veth-peer1> type veth peer name <veth-peer2>

# Adds a new bridge
ovs-vsctl add-br <bridge_name>

# Adds a new port in the specific bridge
ovs-vsctl add-port <bridge_name> <port_name>